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Invasive species seem to increase local (alpha diversity) diversity, which decreases turnover of diversity (beta diversity). Overall gamma diversity may be lowered because species are going extinct because of other causes, [ 194 ] but even some of the most insidious invaders (e.g.: Dutch elm disease, emerald ash borer, chestnut blight in North ...
International Day for Biological Diversity (World Biodiversity Day) May 22 World Turtle Day: May 23 European Day of Parks – Europarc Federation [65] May 24 World Otter Day [66] [67] May 25 World Dugong Day [68] [69] May 28 Black Birders Week: May 29 World No Tobacco Day: May 31 World Parrot Day [70] [71] [72] May 31 World Reef Day [73] [74 ...
An example of ecological diversity on a global scale would be the variation in ecosystems, such as deserts, forests, grasslands, wetlands and oceans. Ecological diversity is the largest scale of biodiversity, and within each ecosystem, there is a great deal of both species and genetic diversity. [1] [2] [3] [4]
Ace trivia night with these cool and random fun facts for adults and kids. This list of interesting facts is the perfect way to learn something new about life. 105 Fun Facts About Science, History ...
Biodiversity (an abbreviation of "biological diversity") describes the diversity of life from genes to ecosystems and spans every level of biological organization. The term has several interpretations, and there are many ways to index, measure, characterize, and represent its complex organization.
Global biodiversity is the measure of biodiversity on planet Earth and is defined as the total variability of life forms. More than 99 percent of all species [ 1 ] that ever lived on Earth are estimated to be extinct .
Biodiversity has contributed to the economy of Costa Rica. Ecotourism brings in 1.92 billion dollars in revenue for the country. [ 10 ] Ecotourism is defined as "tourism directed toward exotic, often threatened, natural environments, especially to support conservation efforts and observe wildlife".
Rainfall averages from 800 and 1200 mm per year in most of the coastal belt, with a well-defined dry season. Rainfall is similar to the interior savannas, but humidity in the coastal belt is higher during the dry season.